Among the following, I. CH3NH2 II. (CH3)2NH III. (CH3)3N IV. C6H5NH2 Which will give the positive carbylamine test?

Question

Among the following, I. CH3NH2 II. (CH3)2NH III. (CH3)3N IV. C6H5NH2 Which will give the positive carbylamine test? (A) I and II only (B) I and IV only (C) II and IV only (D) II and III only

Tardigrade Admin · Accepted Answer

CH 3 NH 2 Methylamine and C 6 H 5 NH 2 Aniline are both primary amines ( R - NH 2). Positive Carbylamine test is given primary amines, which is indicated by the release of foul smell of isocyanides formed in the presence of chloroform and alc. KOH.

Q. Among the following,
I. $C H_{3} N H_{2}$
II. $(C H_{3})_{2} N H$
III. $(C H_{3})_{3} N$
IV. $C_{6} H_{5} N H_{2}$
Which will give the positive carbylamine test?

I and II only

I and IV only

II and IV only

II and III only

$C H_{3} N H_{2}$ Methylamine and $C_{6} H_{5} N H_{2}$ Aniline are both primary amines $(R - N H_{2})$ . Positive Carbylamine test is given primary amines, which is indicated by the release of foul smell of isocyanides formed in the presence of chloroform and alc. $K O H$ .

Q. Among the following, I. CH3​NH2​ II. (CH3​)2​NH III. (CH3​)3​N IV. C6​H5​NH2​ Which will give the positive carbylamine test?